Add all the ingredients to a mason jar, starting with 3 tablespoons of water.
Shake hard until everything is combined.
If too thick, add more water 1 tablespoon at a time, until you reach the desired consistency.
Video
Notes
Store leftover dressing in an airtight jar in the fridge for up to 10 days. If the dressing thickens in the fridge, add a little water and give it a shake.